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APPROXIMATION OF CONVEX TYPE FUNCTION BY PARTIAL SUMS OF FOURIER SERIES

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摘要 Theconceptofconvextypefunctionisintroducedinthispaper,fromwhichakindofconvex-decompositionapproachisproposed.Asoneofapplicationsofthisapproach,theapproximationoftheconvextypefunctionbythepartialsumofitsFourierseriesisinvestigated.Moreover,theorderofapproximationisdescribedwiththe2thcontinuousmodulus.

DOI pd5y0xklj7/2213023

作者 YuGuohua

机构地区不详

出处《高校应用数学学报：英文版（B辑）》 2004年1期

关键词凸函数函数逼近部分和公式傅里叶级数

分类 [理学][基础数学]

出版日期 2004年01月11日（中国期刊网平台首次上网日期，不代表论文的发表时间）

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来源期刊

高校应用数学学报：英文版（B辑）

高校应用数学学报：英文版（B辑）

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相关关键词

凸函数函数逼近部分和公式傅里叶级数

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